Resizing a Vista partition

Disk Utility works somewhat, but I could reduce my Vista partition from an initial 500Gb only down to 250Gb... that was still too big !

Steps:
* Get MyDefrag
* Remove swap file
* Run MyDefrag !
* re-add swap file

Ref:
* http://www.vistarewired.com/2007/02/16/how-to-resize-a-partition-in-windows-vista
* http://www.vistarewired.com/2007/04/07/how-to-work-with-partitions-in-windows-vista-xp-when-disk-management-doesnt-work#comment-3471
* http://www.mydefrag.com/